jacob打印excel

/**  
* 功能:实现打印工作  
* @param path  
* @date Oct 29, 2008  
* @time 11:40:03 AM  
*/   
public static void print(String path){   
ComThread.InitSTA();   
ActiveXComponent xl = new ActiveXComponent("Excel.Application");   
try {   
// System.out.println("version=" + xl.getProperty("Version"));   
//不打开文档   
Dispatch.put(xl, "Visible", new Variant(true));   
Dispatch workbooks = xl.getProperty("Workbooks").toDispatch();   
//打开文档   
Dispatch excel=Dispatch.call(workbooks,"Open",path).toDispatch();   
//开始打印   
Dispatch.get(excel,"PrintOut");   
//关闭工作簿
Dispatch.call(excel, "Close", f);
} catch (Exception e) {   
e.printStackTrace();   
} finally {   
xl.invoke("Quit", new Variant[] {});
//始终释放资源   
ComThread.Release();   
}   
}  

//关闭excel应用
xl.invoke("Quit", new Variant[] {});